KR100689581B1 - System and method for providing map service - Google Patents

Abstract

The present invention relates to a system and method for providing a map service. More particularly, the present invention provides a map service which sequentially receives and displays geographic information for each of the elements constituting the entire map by the user's selection. System and method. The method may include requesting first layer geographic information from a terminal to a map server, retrieving geographic information for each layer from the map server, and then extracting and providing first layer geographic information corresponding to the request. Generating, by the terminal, first layer map information through the first layer geographic information, and storing the first layer map information; displaying the first layer map through the previously generated first layer map information; Requesting two-layer geographic information, receiving the second layer geographic information from the map server in response to the request, and combining the received second layer geographic information with the stored first layer map information. Generating and storing the second layer geographic information; and displaying the generated map information. Characterized in that it comprises the steps:

Terminal, map, vector

Description

Map service provision system and method {SYSTEM AND METHOD FOR PROVIDING MAP SERVICE}

1 is a block diagram of a map service providing system according to an embodiment of the present invention.

2 is a block diagram of a map service providing system according to another exemplary embodiment of the present invention.

3 is a flowchart of a method for setting layer geographic information in a map server according to an embodiment of the present invention.

4 is a flowchart illustrating a method for providing a map service according to an embodiment of the present invention.

5 is a flowchart illustrating a method for providing a map service according to another embodiment of the present invention.

The present invention relates to a system and a method for providing a map service. More particularly, when a terminal receives geographic information from a map server, the terminal user receives geographic information on each of the components constituting the entire map. The present invention relates to a map service providing system and method for receiving and displaying sequentially.

Recently, with the continuous development of electronic engineering and communication engineering, the functions of terminals have been gradually diversified. In addition, as the Internet is widely spread, various various Internet services are diversified.

Among them, a location based service (LBS) for displaying a location using a text method or an image map method is gradually being put to practical use.

The location information desired by the user is displayed on the terminal with the same name, and the image map method is a method of displaying a map of a cell range and a GPS range.

As such, in general, a map service provided through an Internet service in a terminal provides image map information composed of extensions such as JPEG, PNG, SIS, and BMP from a server when a user requests a server for a specific area or a map near the current location. Display the image map.

However, this method has a problem that the server cannot provide map information over a certain size, and it takes a considerable time to generate the completed map information in the server.

In addition, since the amount of the generated map information is large, there is a problem that it takes a long time to provide to the terminal.

In addition, there is a problem that the terminal should be connected to the server each time it requests another area.

The present invention has been made to solve the above problems, an object of the present invention is to receive a geographic information from a map server to generate a map information in the terminal, providing a map service for displaying a map corresponding to the map information A system and method are provided.

In addition, another object of the present invention is to set the layer geographic information that is divided by the geographic information for each feature in the map server, and if the terminal requests the layer geographic information in the order of importance, each layer geographic information corresponding to the request It is to provide a system and method for providing a map service provided sequentially.

In addition, another object of the present invention is to store the map information displayed by the terminal by combining the geographic information additionally provided from the map server with the map information to generate new map information, the map to display the map in detail gradually To provide a service providing system and method.

In accordance with another aspect of the present invention, there is provided a map service providing system according to an embodiment of the present invention. A map server for generating first layer map information through a map server extracted from the map server and the first layer geographic information received from the map server, and storing map information for generating and storing the first map information; And a display unit configured to display a first layer map through the generated first layer map information, wherein the map information generator includes the map server together with the stored first layer map information. Combining the second layer geographic information received from the first; And generating map information in which the second layer geographic information is combined with the layer map information.

And the method of providing a map service according to the first aspect of the present invention for achieving the above object, A-1) requesting the first layer geographic information from the terminal to the map server, A-2) in the map server Searching for geographic information for each layer, and extracting and providing first layer geographic information corresponding to the request; A-3) generating first layer map information through the first layer geographic information in the terminal; Storing the same, A-4) displaying the first layer map through the generated first layer map information, and A-5) requesting second layer geographic information from the terminal to the map server. Correspondingly receiving the second layer geographic information from the map server, A-6) combining the received second layer geographic information with the stored first layer geographic information. Generating information and is characterized in that it comprises the step of displaying the phase and A-7) the generated map information to store the second layer geographic information.

In addition, the method of providing a map service according to the second aspect of the present invention for achieving the above object, B-1) requesting the map information from the terminal to the map server, B-2) collecting the map from the map server Generating map information corresponding to the request through the received geographic information; B-3) transmitting the generated map information to the terminal; B-4) displaying a map corresponding to the map information on the terminal. And storing the map information, B-5) requesting additional map information from the terminal to a map server, and receiving additional map information corresponding to the request, B-6) to the stored map information. Generating the combined map information by combining the additional map information and storing the combined map information; and displaying the generated combined map information.

Hereinafter, a map service providing system and method according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings and preferred embodiments. Like reference numerals designate like elements throughout the drawings.

First, a system of a map service according to an embodiment of the present invention will be described in detail.

1 is a block diagram of a map service providing system according to an embodiment of the present invention.

As shown in FIG. 1, the map service providing system according to an exemplary embodiment of the present invention includes a terminal 100 and a map server 200.

The terminal 100 includes a map information generation unit 120, a map information storage unit 140, and a display unit 160. The map server 200 includes a geographic information collection unit 220 and a layer classification unit. 240 and the layer geographic information extraction unit 260.

The terminal 200 is a wired terminal including a wireless terminal capable of wireless communication, a mobile phone, a PDA, and the like, and a computer capable of wired communication, and all that can be connected to the map server 200 through the Internet network 400. It includes a terminal.

The map server 200 is a means for providing a map service by a method of transmitting the layer geographic information requested by the terminal 100 to the terminal 100. More detailed information is performed by the following components.

On the other hand, the layer geographic information refers to each geographic information that sets the geographic information for each feature, the setting of the layer geographic information is determined by the administrator or service user of the map server 200.

For example, the geographic information such as roads, buildings, and rivers constituting the map may be classified and set according to characteristics, and layer geographic information may be set by characterizing stores registered in the map server 200 by type.

Accordingly, the service user may sequentially view the maps displayed corresponding to the sequence by sequentially requesting the layer information by setting the order of receiving the information.

Meanwhile, the layer geographic information is two-dimensional (X, Y) or three-dimensional (X, Y, Z) data as vector information.

The geographic information collecting unit 220 collects geographic information, and the geographic information is information about each component constituting the map as described above.

The layer classifier 240 sets each layer geographic information set by classifying the geographic information stored by the geographic information collection unit 220 according to features by a manager or a service user.

The layer geographic information extractor 260 extracts layer geographic information corresponding to a request of the terminal 100 from each layer geographic information classified by the layer classifier and transmits the layer geographic information to the terminal 100.

The layer geographic information extracted by the geographic information extraction unit is received by the terminal 100 to generate map information corresponding to the extracted layer geographic information.

That is, the terminal 100 sequentially requests layer geographic information from the map server 200. The sequentially requested layer geographic information is referred to as first layer geographic information and second layer geographic information.

The first layer geographic information and the second layer geographic information do not mean that the terminal 100 requests only two layer geographic information from the map server 200, and sequentially requests a plurality of geographic information. In this case, in the request order, the layer geographic information requested in any order and the layer geographic information corresponding to the next order of the layer geographic information. The first layer geographic information and the second layer geographic information are based on geographic information stored in a geographic information collecting unit of a map server collecting data for generating a map. In addition, the classification of the first layer geographic information and the second layer geographic information is configured by the administrator who operates the map server based on the main area information (POI) that forms the map, and by setting the feature of the map by feature, The user of the service to be connected may select a predetermined map formation to receive a map of desired features step by step.
Furthermore, the classification of the first layer geographic information and the second layer geographic information is based on the feature desired by the service user based on the main area information (POI) that forms the map through the layer classification unit of the map server. It may be implemented to be provided step by step to set. The first layer geographic information and the second layer geographic information set by the service user are stored in the layer geographic information storing unit of the geographic information collecting unit. (Here, the layer geographic information storage unit is shown in FIG. 2 and will be referred to again in the detailed description of FIG. 2.) After that, the map server requests the layer providing information of the terminal of the service user. Step by step geographic information is provided to the terminal based on the layer geographic information criteria stored in the information storage unit. For example, the first layer geographic information may be set by characterizing a store registered in a map server by type, and the second layer geographic information may be set by characterizing a road for use as traffic information. Accordingly, the service user can download and check the first layer geographic information to identify the store location and status by type on a map, and the second layer geography to check the information on the road with respect to the location of the stores again. By downloading the information, the combined map information can be checked through the terminal. In addition, the first layer geographic information and the second layer geographic information are converted into first layer map information and second layer map information through the map information generating unit of the terminal, respectively, and become data for map formation in the terminal.

As such, first, the terminal 100 requests the first layer geographic information from the map server 200 and then receives the first layer geographic information corresponding to the request.

That is, the map information generation unit 120 generates first layer geographic information through the first layer geographic information received from the map server 200.

The display unit 160 displays a map corresponding to the first layer geographic information generated by the map information generator 120.

The map information storage unit 140 stores the first layer map information generated by the map information generation unit 120 and also stores the received first layer geographic information.

In addition, the map information generation unit 120 combines the second layer geographic information additionally received after receiving the first layer geographic information with the first layer map information previously stored in the map information storage 140. Generate map information.

Meanwhile, the map information generated by the map information generation unit 120 includes regional boundary information. Accordingly, when the map information generation unit 120 generates new map information by combining previously stored map information, the map information generation unit 120 may display a map in which the neighboring boundary areas are naturally connected.

The generated new map information is transmitted to the display unit 160, decoded, and then displayed as a map. In addition, the map information storage unit 140 transmits it to the map information storage unit 140 so that it can be stored.

In addition, the map information generation unit 120 may be displayed by setting an effect such as highlighting or flickering on POI (Point Of Interest (Primary Area Information) corresponding to the layer geographic information selected by the service user). To help.

2 is a block diagram of a map service providing system according to another exemplary embodiment of the present invention. As shown in FIG. 2, the map service providing system according to another embodiment of the present invention further includes an external server 300 in the system shown in FIG. 1.

The map information storage unit 140 of the terminal 100 further includes a deletion unit 145.

In addition, the map server 200 further includes an interface 280, and includes a layer geographic information storage unit 225 in the geographic information collecting unit 220.

The external server 300 is a means consisting of a base station and a global positioning system (GPS). The external server 300 interoperates with the map server 200 to provide geographic information to the map server 200.

The deletion unit 145 deletes the previously stored map information when the map information storage unit 140 does not have enough storage space to store newly generated map information.

The method of deleting the pre-stored map information includes a method of deleting the map information stored in the map information storage unit 140 first or the map information having the lowest frequency of use by setting the service user.

In addition, layer geographic information stored in the map information storage 140 may be deleted in the same manner.

The layer geographic information storage unit 225 stores geographic information for each layer classified and set by the layer classification unit 240, and the layer geographic information extraction unit 260 stores the layer geographic information storage unit 225. Layer geographic information corresponding to the request of the terminal is extracted based on the layer geographic information stored in FIG.

Hereinafter, a method of providing a map service according to an embodiment of the present invention will be described in detail.

3 is a flowchart of a method of setting layer geographic information in a map server according to an embodiment of the present invention, and FIG. 4 is a flowchart of a method of providing a map service according to an embodiment of the present invention.

The request information for the map server 200 sequentially received by the terminal 100 by the service user is called first layer geographic information and second layer geographic information.

Then, as illustrated in FIG. 4, first, the terminal 100 requests the first layer geographic information from the map server 200 (S210).

Meanwhile, the map server 200 performs the following process before receiving a request for layer geographic information from the terminal 100.

That is, as shown in FIG. 3, geographic information is received from an external server 300 interoperating with the map server 200 (S110), and the received geographic information is collected (S120).

The collected geographic information is classified according to the features of the geographic information component to set respective layer geographic information (S130).

After receiving the request, the map server 200 searches for geographic information for each layer, extracts first layer geographic information corresponding to the request, and transmits the geographic information corresponding to the request to the terminal 100 (S220).

The terminal 100 generates first layer map information through the received first layer geographic information and stores it (S230).

In operation S240, a first layer map is displayed through the generated first layer map information.

Thereafter, when the terminal 100 requests the second layer geographic information from the map server 200 (S250), the map server 200 receives the first layer geographic information as in the case of each layer. After retrieving the geographic information, the second layer geographic information is extracted and transmitted to the terminal 100 in response to the request (S260).

The terminal 100 receiving the second layer geographic information generates new map information by combining the second layer geographic information with the previously stored first layer map information (S270).

At this time, among the newly generated map information, the color of the map information that is selected by the user of the service will be displayed by setting an effect such as highlighting or flickering on the POI (Point Of Interest) corresponding to the layer geographic information selected by the user. To help.

In operation S280, a map corresponding to map information in which the first layer geographic information and the second layer geographic information are combined is displayed.

5 is a flowchart illustrating a method for providing a map service according to another embodiment of the present invention.

First, the terminal 100 requests layer map information from the map server 200 (S310).

Meanwhile, the map server 200 performs the following process before receiving a request for layer geographic information from the terminal 100.

That is, as illustrated in FIG. 3, the map server 200 receives geographic information from the external server 300 (S110) and collects the received geographic information (S120).

The collected geographic information is classified according to the features of the geographic information component to set respective layer geographic information (S130).

Then, the map server 200 searches for layer geographic information required for the received layer map information in response to the request, and extracts it to generate layer map information corresponding to the request (S320).

The generated map information is transmitted to the terminal 100 (S330).

The terminal 100 receives the map server 200 from the map server 200, stores the map, and displays the map corresponding thereto (S340).

In this case, the map information received from the map server 200 is preferably image information or vector information.

When the terminal 100 requests additional map information from the map server 200 (S350), the map server 200 generates additional map information corresponding to the request, and then transmits the additional map information to the terminal 100. (S360).

Then, the terminal 100 generates the combined map information by combining previously stored map information and the received additional map information and stores it again (S370).

The combined map information is displayed (S380).

In addition, the stored combined map information is combined to generate new map information when the terminal 100 receives additional map information from the map server 200.

On the other hand, the map information is layer map information generated through the layer geographic information classified by the map server 200, and it is preferable that the map information corresponding to the specific layer geographic information may be highlighted by the service user. .

As described above, according to the present invention's map service providing system and method, by providing sequential layer geographic information, main layer geographic information is first displayed, and gradually segmented geographic information is displayed, so that the map is gradually detailed. There is an effect displayed.

In addition, since the terminal user may select an order of sequentially receiving the layer geographic information, the convenience of the map service user may be maximized.

In addition, there is an effect that can highlight the map information corresponding to the specific layer geographic information.

Claims (30)

A first layer geographic information requested from the following terminal among each layer geographic information for implementing a user-specific map corresponding to a predetermined map use purpose based on POI (Point Of Interest) forming geographic information; A map server which extracts second layer geographic information step by step and transmits it to the terminal; And A map information generation unit for generating first layer map information formed for each main area information through first layer geographic information received from the map server, a map information storage unit for storing the first layer map information, and the first layer It characterized in that it comprises a terminal comprising a display unit for displaying a map implemented for each purpose of using the map based on the map information, When the map information generation unit requests second layer geographic information for a separate map use purpose, the map information generation unit matches and combines the first layer geographic information and the second layer geographic information, and maps the map information corresponding to each purpose of using the map. Map service providing system, characterized in that the generation. The method of claim 1, wherein the map server A geographic information collection unit for collecting geographic information; A layer classifying unit classifying the collected geographic information for each layer according to characteristics of the geographic information; And And a layer geographic information extraction unit for extracting layer geographic information corresponding to the request of the terminal among the classified layer geographic information. The method of claim 2, wherein the map information storage unit Map service providing system, characterized in that for further storing the layer geographic information received from the map server. The method of claim 3, wherein the map server And an interface for receiving geographic information from the external server in association with an external server and transmitting the received geographic information to the geographic information collecting unit. delete The method of claim 4, wherein the geographic information collecting unit And a layer geographic information storage unit for storing each layer geographic information classified by the layer classifier. The method according to any one of claims 1 to 6, And the map information storage unit includes local neighborhood information of the displayed map. The method according to any one of claims 1 to 6, And the map information comprises vector information. delete delete delete delete delete delete A-1) requesting, by the terminal, the map server for first layer geographic information for implementing a user-specific map corresponding to a predetermined map use purpose based on POI (Point Of Interest); A-2) searching for geographic information for each layer by the map server, and then extracting and providing first layer geographic information corresponding to the request; A-3) generating and storing, by the terminal, first layer map information formed for each main region information based on the first layer geographic information; A-4) displaying, by the terminal, a map implemented for each purpose of using a corresponding map through the first layer map information; A-5) When the terminal requests second layer geographic information for implementing a user-specific map corresponding to a separate map use purpose to the map server, the second layer geographic information from the map server in response to the request. Receiving; A-6) the terminal matching and combining the first layer geographic information and the second layer geographic information, and generates and stores map information corresponding to each map usage purpose; And A-7) The method of providing a map service, characterized in that the terminal comprises displaying a map based on the map information that meets all of the respective purposes of use of the map. The method of claim 15, wherein after step A-7) A-8) requesting additional layer geographic information from the terminal to the map server; A-9) providing additional layer geographic information corresponding to the request at the map server; And A-10) The method of providing a map service, characterized in that it further comprises the step of displaying and storing map information combining the geographic information previously stored in the terminal and the provided additional layer geographic information. The method of claim 16, wherein the step A-1) is performed before I) collecting geographic information at the map server; And II) setting each layer geographic information which classifies the collected geographic information according to the characteristics of the geographic information component. 18. The method of claim 17, wherein step I) I-1) receiving geographic information from an external server linked with the map server; And I-2) a method of providing a map service, characterized in that the step of collecting the received geographic information. 19. The system of claim 18, wherein the external server is Map service providing method comprising a base station and GPS. The method according to any one of claims 15 to 19, And the geographic information received from the map server by the terminal is vector information. The method according to any one of claims 15 to 19, The map information generated by the map information generator is a map service providing method, characterized in that the vector information. The method according to any one of claims 15 to 19, The map information generated by the map information generator includes map information of a region. delete delete delete delete delete delete delete delete

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